As expected, Microsoft Corp., Redmond, Wash., has taken a $5 billion stake in AT&T Corp., New York. Under the deal, AT&T will increase its use of Microsoft's TV software in its digital set-top devices. AT&T also will license Microsoft software that supports digital services such as e-mail and interactive TV. The companies will deploy Microsoft's software in two cities by the second quarter of 2000.
America Online has signed on to use Nielsen Media Research and NetRating's Nielsen/NetRatings Internet measurement and advertising banner tracking data.
Copyright May 1999, Crain Communications Inc.